790
K. M. G. Mostofa et al.
Cd 2+
with EPS
–
–
3.0–3.5 (K
1 );
2.7–3.8 (K
2 )
–
–
7
Comte et al. (2006)
Cd 2+
with EPS
–
–
1.54–3.35
–
–
7
Guibaud et al. (2006)
Cu 2+
with EPS
–
–
3.0–4.4
–
–
7
Guibaud et al. (2004)
Ni 2+
with EPS
–
–
2.6–3.0
–
–
7
Guibaud et al. (2004)
Sc 3+
17.57
17.54–20.47
–
–
–
7–9.
Sonke and Salters
(2006)
Y 3+
9.21–13.67
10.95–14.94
–
–
–
6–9.
Sonke and Salters
(2006)
Nanthnides (14 elements)
La 3+
9.15–11.65
10.64–13.29
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Ce 3+
8.90–12.09
10.56–13.55
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Pr 3+
8.93–12.36
10.39–13.84
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Nd 3+
9.07–12.54
10.34–13.96
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Pm 3+
–
–
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Sm 3+
9.56–12.65
10.58–14.38
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Eu 3+
9.36–11.52
10.71–14.30
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Gd 3+
9.14–11.39
10.75–14.20
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Table 1 (continued)
Elements or groups
Conditional stability constants (log
10 K)
pH
References
Fulvic acid a
Humic acid a
Tryptophan or
protein or EPS a
Autochthonou DOM
or hydrophilic or
hydrophobic a
Other organic
ligands a
(continued)